From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 61063CCF2C3 for ; Fri, 16 Oct 2026 20:03:29 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1CE961129C2; Fri, 16 Oct 2026 20:03:24 +0000 (UTC) Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.16]) by gabe.freedesktop.org (Postfix) with ESMTPS id 1DA591129BE for ; Fri, 16 Oct 2026 20:03:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1792180998; x=1823716998; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=KZYwbKURfcD6+2600QE30Q8bawR0pYr7a3HBTC9ssWQ=; b=B6VuHhhj2VKnno4T3HuBB8dv2RHuISfvPlXsDzNcWKVvUohZHa60AeNZ rwpZRu180KLlz8uhBD0juuDP6uGA3gau6mUnMDqZZ32+cBHxpcchd8msB ucf2nBVzGsWzRZ4Wf+7W5zuzuunZ0c9Kt7iK5nmWZ6sXhyf/q+k6v1cCe 7+tmlwJwgeLP37P4hQuy6WkxV1jIlbprYb7RAYG2XfMuwzYIU/YJ3KMXm hdhpmwWA32RHWJ82mIW6u6GYxsROkAYwQGABGLTbpsRIICA8JQAvSsikx h1SAq5SyJnIA2WFUM1dGVt3Mba7njVNR5X8x+4L5IhMC05hi3tUu+Flos w==; X-CSE-ConnectionGUID: edw6T75jRCOGnZyxZd9x1g== X-CSE-MsgGUID: rxADxROjRC+OD4iixSDwqQ== X-IronPort-AV: E=McAfee;i="6800,10657,11937"; a="962864" X-IronPort-AV: E=Sophos;i="6.27,162,1787036400"; d="scan'208";a="962864" Received: from orviesa004.jf.intel.com ([10.64.159.144]) by orvoesa108.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Oct 2026 13:03:18 -0700 X-CSE-ConnectionGUID: viZgCi/QQKmOFDPxwmzzcQ== X-CSE-MsgGUID: 0In+nOKNR0OiCw3SO5Ki3g== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,162,1787036400"; d="scan'208";a="2020082" Received: from danielcm-desk1.jf.intel.com ([10.24.81.120]) by orviesa004.jf.intel.com with ESMTP; 16 Oct 2026 13:03:18 -0700 From: Daniel Charles To: intel-xe@lists.freedesktop.org Cc: x.wang@intel.com, jia.yao@intel.com, jonathan.cavitt@intel.com, matthew.brost@intel.com, Daniel Charles Subject: [PATCH v4 0/3] FD close cleanup for XE Date: Fri, 16 Oct 2026 12:59:01 -0700 Message-ID: <20261016195904.1377149-1-daniel.charles@intel.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" This series synchronously disables GuC scheduling during exec queue teardown on FD close, avoiding races with queue resource teardown. v4: - Patch 2: wait for pending enable/disable operations before issuing the early disable; skip it if the queue has no references, and assert the queue is referenced when kill is entered. v3: - Patch 3: use a dedicated kill_wq to avoid waking all CT waiters on each scheduling-disable response. See patch 3 for details. Daniel Charles (1): drm/xe: Synchronously wait for queue kill on FD close Matthew Brost (2): drm/xe: Read scheduler message opcode under lock drm/xe: Disable scheduling early on FD close to avoid CAT error cascade drivers/gpu/drm/xe/xe_device.c | 5 + drivers/gpu/drm/xe/xe_exec_queue.c | 13 ++ drivers/gpu/drm/xe/xe_exec_queue.h | 1 + drivers/gpu/drm/xe/xe_exec_queue_types.h | 2 + drivers/gpu/drm/xe/xe_gpu_scheduler.c | 13 +- drivers/gpu/drm/xe/xe_gpu_scheduler_types.h | 2 +- drivers/gpu/drm/xe/xe_gt_sriov_vf.c | 1 + drivers/gpu/drm/xe/xe_guc_exec_queue_types.h | 2 +- drivers/gpu/drm/xe/xe_guc_submit.c | 125 +++++++++++++++++-- drivers/gpu/drm/xe/xe_guc_submit.h | 1 + drivers/gpu/drm/xe/xe_guc_types.h | 6 + 11 files changed, 158 insertions(+), 13 deletions(-) -- 2.43.0